JSON Tree vs VisuStruct
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
JSON Tree
This app provides a lightweight way to view and format JSON data. It offers features like collapsing nodes, exporting type declarations for various languages, and handling large files efficiently with lazy loading. Seamless system integration and customizable themes enhance the user experience.
- JSON tree structure preview
- Export type declarations (Java, TS, Go)
- Collapse and expand nodes
- Lazy loading for large files
- Smart copying of JSON objects
- Drag and drop support
- Customizable themes and font sizes
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A lightweight JSON tree structure previewer with no other dependencies. - Supports exporting type declarations for languages ββsuch as Java, TS, and Go - Instantly collapse and expand tree nodes for precise data exploration - Blazing fast performance: 100% native code, zero external libraries - Effortless handling of large files via **Lazy Loading** - Smart copying of full JSON objects, regardless of node collapse state - Seamless system integration: Supports drag & drop, Shared files, and "Open with" from context menus - Enhanced file access: Directly supports "file:///" location paths - Clear data overview: Displays array length/count for quick assessment - Full customization: Includes multiple dark/light theme options and custom font sizing
VisuStruct
Visually create algorithms using drag-and-drop structured diagrams. Watch your logic execute step-by-step with an integrated simulator, then automatically generate code. This tool focuses on programming logic before syntax, ideal for learning.
- Visual algorithm creation with drag-and-drop
- Nassi-Shneiderman diagram support
- Automatic code generation
- Step-by-step algorithm simulation
- Focus on logic before syntax
- Clean, distraction-free interface
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Think in Structures. Understand Algorithms. Write Better Code. VisuStruct makes programming logic visible. Design algorithms visually using Nassi-Shneiderman diagrams, run them step by step with the built-in simulator, and turn your structures into real code β without getting lost in syntax. Whether you are learning programming, teaching computer science, or explaining algorithms, VisuStruct helps you focus on what really matters: understanding how a program works. Visualize. Simulate. Understand. Program. Why VisuStruct? β’ Build algorithms visually with an intuitive editor β’ Create Nassi-Shneiderman diagrams quickly and clearly β’ Execute algorithms step by step β like a visual debugger β’ See exactly how your algorithm flows β’ Generate code automatically β’ Learn programming logic before worrying about syntax β’ Perfect for students, teachers, and programming beginners From your first algorithm to more complex control structures, VisuStruct bridges the gap between **thinking about a solution and writing code**. Stop guessing what your program does. See it.
Screenshots
Verdict
The clearest difference is price: VisuStruct at Free against JSON Tree's $1.99. VisuStruct also leads on review sentiment (33% vs 0%) and update cadence (every 4 days vs every 3 weeks). JSON Tree's advantage is device support (4 vs 2) and iOS requirement (15.6 vs 17.0). On ads and in-app purchases there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
VisuStruct is free to download; JSON Tree costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.
JSON Tree ships an update every 3 weeks, VisuStruct every 4 days. The most recent releases landed on October 27, 2026 and October 25, 2026 respectively.
| Parameter | JSON Tree | VisuStruct |
|---|---|---|
| Price | $1.99 | Free β better |
| Positive reviews | 0.0% of reviews | 33.3% of reviews β better |
| Update frequency | Every 3 weeks | Every 4 days β better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Free β better |
| Devices | iPhone, iPad, iPod, Mac β better | iPhone, iPad |
| Requires iOS | 15.6 β better | 17.0 |
| Further details β not scored | ||
| Size | 2 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | ιζ θ | Holger Sebastiao |
Customer experience
JSON Tree
VisuStruct
In-app purchases
JSON Tree
No in-app purchases
VisuStruct
No in-app purchases
Questions
Is JSON Tree free?
Is VisuStruct free?
Do JSON Tree or VisuStruct have ads?
Which is updated more often, JSON Tree or VisuStruct?
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